SCIENTIFIC AMERICAN, New York, August 26, 1893  The front cover has "World's Columbian Exposition - An Entrance to the Palace of Agriculture" with an accompanying article.  Inside the issue is: "Improved Circular and Elliptical Boring Machine"; "Nasmyth's Torpedo Boat of 1853"; "Manchester Ship Canal - Warburton Road Bridge"; "The World's Columbian Exposition - The ship of Columbus, the Santa Baria, at Her Destination"; and more illustrations, articles and advertisements. 
Complete in sixteen pages, never bound, in very good condition.